Constant Volume Amplifier (CB26275E)

This circuit is from a 1990s publication by William Sheets. The circuit consists of a stage whose gain is adjusted according to the signal intensity.

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70 Mhz power amplifier (CB8405E)
Found in a 90s Practical Wireless, this circuit provides 8 to 10 W of output with a gain of 14 dB....
3V to 5V Converter (CB4823E)
This circuit is from a Maxim manual and can be used to power shields from batteries. The circuit...
Automotive Triangle Alternator (CB20070E)
In the figure below we have the connections of an automotive alternator in a triangle. The diodes...